CN203620058U - Anti-infection double-cavity pressure reduction type pulse abortion suction tube - Google Patents
Anti-infection double-cavity pressure reduction type pulse abortion suction tube Download PDFInfo
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- CN203620058U CN203620058U CN201320854331.2U CN201320854331U CN203620058U CN 203620058 U CN203620058 U CN 203620058U CN 201320854331 U CN201320854331 U CN 201320854331U CN 203620058 U CN203620058 U CN 203620058U
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- cavity
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- infection
- suction tube
- type pulse
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- 230000002924 anti-infective effect Effects 0.000 title claims abstract description 13
- 206010000210 abortion Diseases 0.000 title abstract description 11
- 231100000176 abortion Toxicity 0.000 title abstract description 11
- 230000009467 reduction Effects 0.000 title abstract description 8
- 238000001914 filtration Methods 0.000 claims abstract description 25
- 239000012528 membrane Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 15
- 206010000234 Abortion spontaneous Diseases 0.000 claims description 12
- 208000015994 miscarriage Diseases 0.000 claims description 12
- 208000000995 spontaneous abortion Diseases 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 6
- 230000002209 hydrophobic effect Effects 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 206010011409 Cross infection Diseases 0.000 abstract description 10
- 206010029803 Nosocomial infection Diseases 0.000 abstract description 10
- 208000015181 infectious disease Diseases 0.000 abstract description 4
- 206010061876 Obstruction Diseases 0.000 abstract 1
- 238000003915 air pollution Methods 0.000 abstract 1
- 230000002265 prevention Effects 0.000 abstract 1
- 210000004291 uterus Anatomy 0.000 description 15
- 239000008280 blood Substances 0.000 description 12
- 210000004369 blood Anatomy 0.000 description 12
- 239000007789 gas Substances 0.000 description 10
- 230000006837 decompression Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 208000027418 Wounds and injury Diseases 0.000 description 6
- 239000003570 air Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 210000003811 finger Anatomy 0.000 description 6
- 230000006378 damage Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000036772 blood pressure Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 210000005224 forefinger Anatomy 0.000 description 2
- 208000011580 syndromic disease Diseases 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 201000009273 Endometriosis Diseases 0.000 description 1
- 206010040844 Skin exfoliation Diseases 0.000 description 1
- 208000036029 Uterine contractions during pregnancy Diseases 0.000 description 1
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001194 anti-hemostatic effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000035618 desquamation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 210000003101 oviduct Anatomy 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of medical instruments, and discloses an anti-infection double-cavity pressure reduction type pulse abortion suction tube. Due to the fact that an existing double-cavity negative pressure abortion suction tube pressure reduction channel is directly communicated with the external, nosocomial infection is easily caused and negative pressure is difficult to control. According to the double-cavity abortion suction tube, air pollution of a pressure reduction channel is prevented, and the negative pressure is easy to control during an operation. The double-cavity abortion suction tube is formed by double cavity channels composed of a suction cavity and a pressure reduction cavity. A pressure relief hole of the pressure reduction cavity is communicated with the transverse front-exhausting portion of the connection end of a handle and covered with a two-phase filtering membrane. The double-cavity abortion suction tube is a novel artificial abortion suction tube which can prevent nosocomial infection and achieve uterine cavity pressure reduction, pressure regulation during the operation, obstruction treatment and infection prevention.
Description
Technical field
This utility model relates to technical field of medical instruments, is specifically related to a kind of for preventing nosocomial infection, the decompression of art intrauterine cavity, adjust blood pressure and can carrying out pulsed attraction to prevent and to process the anti-infection dual-cavity decompressed type pulse miscarriage pipet that embryonal tissue blocks.
Background technology
Be applied at present the suction catheter of the artificial negative pressure miscarriage purposes of hospital clinical, for two-chamber road structure, be divided into the main tube cavity that attracts for embryonal tissue and the sublumen for the decompression of pressure in utero, while executing art, by negative pressure suction force embryonal tissue through main tube cavity sucking-off uterine cavity, by sublumen discharge blood or in utero gas etc. reach decompression object, in utero pressure is excessive to have solved artificial abortion operation, easily cause palace blood adverse current, endometriosis, the problem of the complication such as the large and sharp ache of amount of bleeding, the patent scheme Induced abortion pressure reduction type suction pipe who is numbered CN2559321 is such typical case, there is certain advance, wear in addition Potiria pectinifera (Mukller et Tro Sehel), Zhang Xiangrong etc. also disclose a kind of technical scheme of double lumen tube and controllable voltage regulating that uses to solve the problem that tube chamber stops up and tissue blocks in CN2253959 technical scheme.Above-mentioned these schemes all have its advance, but also there is same defect, they show as: one, for reaching decompression when object, all adopt the sublumen structure of aforementioned indication, this structure makes blood outside splash in the time that in utero pressure increases, directly pollute medical personnel, and blood particles can fly in operating room air especially, very easily sucks human body and causes cross infection; Secondly, organize wound surface for one, the air of filtered directly enters uterine cavity, objectively instead more the risk of nosocomial infection, cause unexpected infection.
Utility model content
The purpose of this utility model is to provide and a kind ofly can solves the defect relating in above-mentioned background technology, overcome the existing risk of background technology, prevent that to meet simultaneously in nosocomial infection, art, intrauterine cavity reduces pressure and can carry out the anti-infection dual-cavity decompressed type pulse miscarriage pipet of pulsed attraction with objects such as preventing and process that tissue blocks.
To achieve these goals, this utility model has adopted following technical scheme:
A kind of anti-infection dual-cavity decompressed type pulse miscarriage pipet, comprise hands handle, body, described handle is hollow pipe, one end is set to cone joint, the other end is link, this end inserts inner chamber to be communicated with body by body end, described body is a circular hollow pipe, its inner chamber is one-body molded is attraction chamber and the relief chamber of mutually separating, wherein, relief chamber is attached on a side inwall of tube cavity, body head end is the round end of sealing, body head end is to attracting chamber curving, and attracting one side pipe body cephalic par rear, chamber to be provided with suction port, described relief chamber is at nearly body head end and from suction port lateral attitude after, disappear and form and seal head end, after the sealing head end of relief chamber, position is provided with vent, other end sealing, and be provided with relief hole at body insertion handle portion, the link of described handle has one to go out portion before laterally in body relief chamber one side, before go out portion and have a filtration channel, on filtration channel, be coated with two-phase filter membrane, and connect with relief hole.
Further, described two-phase filter membrane is to see through gas but hydrophobic filter media that liquid barrier penetrates, its applicable bubble point interval is [5kPa, 25kPa], there is the filter medium of suitable bubble point, being to realize can seeing through air but intercepting the key that blood flows out, is also one of performance-critical of this programme.
Further, described two-phase filter membrane welding or fix and cover on filtration channel by the unidirectional ring that presses solidly.When the manufactured materials that adopts the technique of welding to be suitable for filter medium and the technical program has homogeneity, and adopt unidirectional pressing solidly to encircle the structural technique fixing, make between filter medium and manufactured materials, to there is more wide selectivity.
Further, the opening of described filtration channel is towards body head end one side, and the angle interval that the centrage of filtration channel and relief chamber forms is [15 °, 65 °].The opening of filtration channel towards having determined to carry out pressure adjusting at Shi Shushi, carry out pulsed and attract to implement the feasibility of blocking processing, the selection of angle has determined to execute the convenience of art operation.
Further, it is domatic that its profile of sealing head end of described relief chamber is the smooth arc of transition gradually.
Further, the footpath, chamber of described relief chamber is less than the footpath, chamber that attracts chamber.
Cardinal principle of the present utility model is:
Utilize two-phase hydrophobic filter film to cover the filtration channel that is communicated with relief hole, and the intrinsic bubble dot characteristics of combined filtering medium, make it reach the effect of the saturating liquid of breathable cloth, recycling gas and blood are fluid, discharge the principle that in utero fluid both can reduce pressure, thereby make this programme in use both can anti-Hemostatic Oral Liquid splash, can reach decompression object by Exhaust Gas again, and the link of handle laterally before go out design, to have taken into full account that human finger is easy to protract and the characteristic that is difficult to palintrope, be designed to give prominence to forward to meet human finger structural property, make it can realize adjust blood pressure and pulse operation.
The beneficial effect of technical solutions of the utility model is:
While using this utility model, can overcome the risk that blood splash described in background technology causes direct pollution and medical cross infection, simultaneously can reach intrauterine cavity again and reduce pressure to prevent the generation of artificial abortion syndrome and complication, and overcome air and carry cause of disease filtered contact tissue wound surface and cause the risk of infection, triple effect unification, be conducive to protect patient to give birth to right and health, further, can also be in the time running into embryonal tissue and block adopt and intermittently open and close filtration channel and intervene the pulsed of vacuum magnitude and attract with finger, stop up to get rid of, avoid suction catheter repeatedly to pass in and out uterus, reduce uterus injury and raising are executed to art efficiency.
Accompanying drawing explanation
Fig. 1 is cross-sectional view of the present utility model.
Fig. 2 is that this utility model A-A is to schematic cross-section.
Fig. 3 goes out portion's cross-sectional view before this utility model handle.
The specific embodiment
For being easy to explanation, this utility model is described in detail by reference to the accompanying drawings by following specific embodiment.
As depicted in figs. 1 and 2, a kind of anti-infection dual-cavity decompressed type pulse miscarriage pipet, comprise handle 1, body 2, described handle 1 is hollow pipe, one end is set to cone joint, the other end is link 13, this end inserts inner chamber to be communicated with body 2 by body 2 ends, described body 2 is a circular hollow pipe, its inner chamber is one-body molded is attraction chamber 21 and the relief chamber 22 of mutually separating, wherein, relief chamber 22 is attached on a side inwall of body 2 inner chambers, body 2 head ends are the round end of sealing, body 2 head ends are to attracting chamber 21 curvings, and attracting 21 1 side pipe body 2 cephalic par rears, chamber to be provided with suction port 211, described relief chamber 22 is at nearly body 2 head ends and from suction port 211 lateral attitudes after, disappear and form and seal head end 222, the rear position of sealing head end 222 of relief chamber 22 is provided with vent 221, other end sealing, and insert handle 1 part at body 2 and be provided with relief hole 222, the link 13 of described handle 1 has one to go out portion 12 before laterally in body 2 relief chamber 22 1 sides, before go out portion 12 and have a filtration channel 121, on filtration channel 121, be coated with two-phase filter membrane 1212, and connect with relief hole 222.
As shown in figures 1 and 3, described two-phase filter membrane 1212 is for seeing through gas but the hydrophobic filter media that liquid barrier penetrates, its applicable bubble point interval is [5kPa, 25kPa], the present embodiment is preferably 5kPa, and while being conducive to intrauterine pressure increase, gas is discharged extraneous via the path of " vent 221-relief chamber 22-relief hole 222-filter membrane 1212-filtration channel 121 ".This two-phase filter membrane 1212 can uterine contraction in utero pressure increase instantaneously blocking blood from vent 221 splashes of relief chamber 22 out, but simultaneously again can Exhaust Gas to reach decompression object.Blood always not in uterine cavity, in its uterine cavity, also there is air, liquids and gases are fluid, there is meeting occupy-place in uterus in it, therefore uterus is attracted, when the exogenous stimulation such as pullling and acutely shrinking, can cause oppressing blood when in utero pressure increases and enter fallopian tube or abdominal cavity, cause complication, since 1989, there are bibliographical information and clinical practice to confirm more, discharge in time the occupy-place of blood releasing intrauterine and can effectively reduce internal pressure of uterine cavity power, and the discharge of gas can reach the object of decompression in uterine cavity equally, the blood in utero flowing out can be excreted by attraction chamber 21 through suction port 211 under the sucking action of negative pressure, can avoid like this causing direct pollution and indirectly cross infection, prevent nosocomial infection.
A kind of optimal way of the present utility model, as shown in Figure 3, described two-phase filter membrane 1212 by unidirectional press solidly ring 1211 fix cover on filtration channel 121.Adopt the unidirectional ring 1211 structural techniques that fix that press solidly, make between filter medium and manufactured materials, to there is more wide selectivity, the unidirectional ring 1211 that presses solidly has unidirectional clamping structure, compressing into filtration channel 121 cannot drop back, and technique can not cause film damage, desquamation and have the weatherability of wide cut.
A kind of optimal way of the present utility model, as shown in figures 1 and 3, the opening of described filtration channel 121 is towards body 2 head end one sides, filtration channel 121 is 45 ° ± 5 ° with the angle interval that the centrage of relief chamber 22 forms, the opening of filtration channel 121 is towards having determined in the time that doctor's hand gripping this utility model is executed art, can use expediently forefinger to carry out pressure adjusting according to the closed degree of pressing filtration channel 121, or open and close off and on filtration channel 121 with forefinger, with intervention effect in the pressure size of intrauterine cavity, execution pulsed attracts, the mode that makes to attract chamber 21 to be able to " pine-tight-Song-tight " squeezes embryonal tissue and removes and block, make plugging handling there is the feasibility of operation, avoid causing suction catheter repeatedly to pass in and out uterus because need to clear up to stop up by external force, cause additional injuries, the selection of angle has determined to execute the convenience of art operation, being less than 15 ° cannot control by accommodating finger, be greater than 65 ° or approximate 90 °, or mode of directly establishing hole on body 2 as disclosed in background technology CN2559321, because of finger span with interior receipts stroke is limited is difficult to operation, make it lose adjust blood pressure and process the ability of blocking.
A kind of optimal way of the present utility model, as shown in Figure 1, it is domatic that sealing head end 222 its profiles of described relief chamber 22 are the smooth arc of transition gradually.Relief chamber 22 outer walls described in the utility model, be the inwall that attracts chamber 21, and embryonal tissue must through the sealing head end 222 of adjacent relief chamber 22 outer walls of suction port 211, the smooth degree direct influence embryonal tissue at this place enters the smooth degree that attracts chamber 21, clinical practice confirms, if there is right angle in the sealing head end 222 of relief chamber 22, acute angle form, or there is a burr, burr etc., to directly stop, hook embryonal tissue causes obstruction, when processing, need significantly increase negative pressure value maybe cannot use, this utility model is sealing head end 222 its profiles that the smooth arc of transition is gradually domatic can effectively overcome this type of defect.
A kind of optimal way of the present utility model, as shown in Figure 1, the footpath, chamber of described relief chamber 22 is less than the footpath, chamber that attracts chamber 21, and its Proportionality design is 1.5: 7.Too small relief chamber 22 easily causes its obstruction, cannot Exhaust Gas, and too small attraction chamber 21 easily causes pull up time long or block risk and increase, suitable ratio can make the to reduce pressure effectiveness of performance and the ability that embryonal tissue attracts obtains comparatively reasonably balance.
Use the beneficial effects of the utility model are remarkable, both can overcome the risk that blood splash described in background technology causes direct pollution and medical cross infection, can reach intrauterine cavity again and reduce pressure to prevent the generation of artificial abortion syndrome and complication, and overcome air and carry cause of disease filtered contact tissue wound surface and cause the risk of infection, simultaneously, can also be in the time running into embryonal tissue and block adopt the pulsed of intervening vacuum magnitude with finger and attract to get rid of obstruction, avoid suction catheter repeatedly to pass in and out uterus, reduce uterus injury and raising are executed to art efficiency, it is many performances utensil of quadruple effect unification.
Although the technical solution of the utility model is to describe with reference to specific embodiment, this description not meaning that is construed as limiting this utility model.With reference to description of the present utility model, other variations of the disclosed embodiments, as according to the size of embryonal tissue, that suitably adjusts suction port 211 is shaped as fish mouth shape or fan-like pattern to widen its suction or to extort ability etc., all can expect for those skilled in the art, this variation should belong in affiliated claim limited range.
Claims (6)
1. an anti-infection dual-cavity decompressed type pulse miscarriage pipet, comprise handle (1), body (2), described handle (1) is hollow pipe, one end is set to cone joint, the other end is link (13), this end inserts inner chamber to be communicated with body (2) by body (2) end, described body (2) is a circular hollow pipe, its inner chamber is one-body molded is attraction chamber (21) and the relief chamber (22) of mutually separating, wherein, relief chamber (22) is attached on a side inwall of body (2) inner chamber, body (2) head end is the round end of sealing, body (2) head end is to attracting chamber (21) curving, and attracting (21) one side pipe body (2) cephalic par rears, chamber to be provided with suction port (211), described relief chamber (22) is at nearly body (2) head end and from suction port (211) lateral attitude after, disappear and form and seal head end (222), after the sealing head end (222) of relief chamber (22), position is provided with vent (221), other end sealing, and be provided with relief hole (222) in body (2) insertion handle (1) part, it is characterized in that, the link (13) of handle (1) has one to go out portion (12) before laterally in body (2) relief chamber (22) one sides, before go out portion (12) and have a filtration channel (121), on filtration channel (121), be coated with two-phase filter membrane (1212), and connect with relief hole (222).
2. anti-infection dual-cavity decompressed type pulse miscarriage pipet according to claim 1, it is characterized in that, described two-phase filter membrane (1212) is for seeing through gas but hydrophobic filter media that liquid barrier penetrates, and its applicable bubble point interval is [5kPa, 25kPa].
3. anti-infection dual-cavity decompressed type pulse miscarriage pipet according to claim 1, it is characterized in that described two-phase filter membrane (1212) welding or press solidly ring (1211) fixing and cover on filtration channel (121) by unidirectional.
4. anti-infection dual-cavity decompressed type pulse miscarriage pipet according to claim 1, it is characterized in that, the opening of described filtration channel (121) is towards body (2) head end one side, filtration channel (121) is [15 °, 65 °] with the angle interval that the centrage of relief chamber (22) forms.
5. anti-infection dual-cavity decompressed type pulse miscarriage pipet according to claim 1, is characterized in that, it is domatic that its profile of sealing head end (222) of described relief chamber (22) is the smooth arc of transition gradually.
6. anti-infection dual-cavity decompressed type pulse miscarriage pipet according to claim 1, is characterized in that, the footpath, chamber of described relief chamber (22) is less than the footpath, chamber that attracts chamber (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320854331.2U CN203620058U (en) | 2013-12-20 | 2013-12-20 | Anti-infection double-cavity pressure reduction type pulse abortion suction tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320854331.2U CN203620058U (en) | 2013-12-20 | 2013-12-20 | Anti-infection double-cavity pressure reduction type pulse abortion suction tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203620058U true CN203620058U (en) | 2014-06-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320854331.2U Ceased CN203620058U (en) | 2013-12-20 | 2013-12-20 | Anti-infection double-cavity pressure reduction type pulse abortion suction tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203620058U (en) |
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2013
- 2013-12-20 CN CN201320854331.2U patent/CN203620058U/en not_active Ceased
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160105 Address after: 525000 two Guangdong first medical instrument Co., Ltd., No. Second District 07, private science and Technology Industrial Zone, Dianbai County, Guangdong, Maoming Patentee after: GUANGDONG XIANLAI MEDICAL INSTRUMENT CO., LTD. Address before: Five road 525000 Guangdong province Maoming Shuangshan compound No. 68 room 702 No. 15 Patentee before: Li Linfeng |
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| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20160205 Decision number of declaring invalidation: 28212 Granted publication date: 20140604 |